When twin brothers Bill and Hal find their father's old monkey toy in the attic, a series of gruesome deaths start. The siblings decide to throw the toy away and move on with their lives, growing apart over the years.

When the Hardy boys, Frank and Joe and their father, Fenton arrive in Bridgeport they set out to uncover the truth behind the recent tragedy that has changed their lives, and in doing so, uncover something much more sinister.

Attempting to build a new life with her granddaughter, Laurie Strode suspects a new round of mysterious deaths is linked to masked killer Michael Myers.